00:00Did you know that in The Dark Knight, in the scene where Gordon is promoted to commissioner
00:03and applauded by the police officers, the Joker clapping was completely improvised by Heath Ledger?
00:07The actor was helping to create more atmosphere for the scene and caught everyone by surprise.
00:11Director Christopher Nolan liked it so much that he decided to keep the moment of the Joker
00:15clapping without breaking eye contact.
